Settings: Fix exception in about phone during SIM swap

In about phone SIM status dialog fragment does not correctly remove the subscription change listener and broadcast receiver during SIM swap, which results in IllegalStateException force close and memroy leak.

Make sure to remove sub change listener and un-register broadcast receiver in SIM swap case.

Bug: 159410236

Change-Id: I7867852c58b2b38e0afc73422b7d616aa305199c